<template>
  <div>
    <q-card class="no-shadow" bordered>
      <q-card-section class="text-h6"> 散布图 </q-card-section>
      <q-card-section>
        <VChart
          :option="options"
          class="q-mt-md"
          :resizable="true"
          autoresize
          style="height: 285px"
        />
      </q-card-section>
    </q-card>
  </div>
</template>

<script setup lang="ts">
const data = [
  [
    [28604, 77, 17096869, '澳大利亚', 1990],
    [31163, 77.4, 27662440, '加拿大', 1990],
    [1516, 68, 1154605773, '中国', 1990],
    [13670, 74.7, 10582082, '古巴', 1990],
    [28599, 75, 4986705, '芬兰', 1990],
    [29476, 77.1, 56943299, '法国', 1990],
    [31476, 75.4, 78958237, '德国', 1990],
    [28666, 78.1, 254830, '冰岛', 1990],
    [1777, 57.7, 870601776, '印第安', 1990],
    [29550, 79.1, 122249285, '日本', 1990],
    [2076, 67.9, 20194354, '北韩', 1990],
    [12087, 72, 42972254, '南韩', 1990],
    [24021, 75.4, 3397534, '新西兰', 1990],
    [43296, 76.8, 4240375, '挪威', 1990],
    [10088, 70.8, 38195258, '波兰', 1990],
    [19349, 69.6, 147568552, '俄罗斯', 1990],
    [10670, 67.3, 53994605, '土耳其', 1990],
    [26424, 75.7, 57110117, '英国', 1990],
    [37062, 75.4, 252847810, '美国', 1990],
  ],
  [
    [44056, 81.8, 23968973, '澳大利亚', 2015],
    [43294, 81.7, 35939927, '加拿大', 2015],
    [13334, 76.9, 1376048943, '中国', 2015],
    [21291, 78.5, 11389562, '古巴', 2015],
    [38923, 80.8, 5503457, '芬兰', 2015],
    [37599, 81.9, 64395345, '法国', 2015],
    [44053, 81.1, 80688545, '德国', 2015],
    [42182, 82.8, 329425, '冰岛', 2015],
    [5903, 66.8, 1311050527, '印第安', 2015],
    [36162, 83.5, 126573481, '日本', 2015],
    [1390, 71.4, 25155317, '北韩', 2015],
    [34644, 80.7, 50293439, '南韩', 2015],
    [34186, 80.6, 4528526, '新西兰', 2015],
    [64304, 81.6, 5210967, '挪威', 2015],
    [24787, 77.3, 38611794, '波兰', 2015],
    [23038, 73.13, 143456918, '俄罗斯', 2015],
    [19360, 76.5, 78665830, '土耳其', 2015],
    [38225, 81.4, 64715810, '英国', 2015],
    [53354, 79.1, 321773631, '美国', 2015],
  ],
];
import 'echarts';
import VChart from 'vue-echarts';

const options = {
  xAxis: {},
  yAxis: {
    scale: true,
  },
  grid: {
    bottom: '15%',
  },
  series: [
    {
      name: '1990',
      data: data[0],
      type: 'scatter',
      symbolSize: function (data: Array<number>) {
        return Math.sqrt(data[2]) / 5e2;
      },
      emphasis: {
        focus: 'self',
      },
      labelLayout: {
        y: 20,
        align: 'center',
        hideOverlap: true,
        moveOverlap: 'shiftX',
      },
      labelLine: {
        show: true,
        length2: 5,
        lineStyle: {
          color: '#bbb',
        },
      },
      label: {
        show: true,
        formatter: function (param: { data: Array<number> }) {
          return param.data[3];
        },
        minMargin: 10,
        position: 'top',
      },
    },
  ],
};
</script>

<style scoped></style>
